Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Alex Wang
Hey Rahul, The warning means the handler threads was busying running for 16 seconds before calling time_poll() again (in other words, before trying to sleep again). The log showed suspiciously long system running. Definitely not expected, Could you confirm the ovs kernel module version via 'mod

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Rahul Arora
These logs are coming from *lib/timeval.c *under the function *log_poll_interval* in OVS source code. On Wed, Dec 10, 2014 at 12:17 PM, Rahul Arora wrote: > Alex, > > I am getting these logs when i am getting 100% CPU usage. > > Please have a look on the RED part. > > ==

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Rahul Arora
Alex, I am getting these logs when i am getting 100% CPU usage. Please have a look on the RED part. == 2014-11-25T06:04:37.604Z|00095|timeval(handler5)|WARN|Unreasonably long 16127ms poll interval (260ms user, 17320ms system) 2014-11-25T06:04:37.604Z|00096|tim

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Alex Wang
I believe it has 16 cores, with hyperthreading disabled, On Tue, Dec 9, 2014 at 9:37 PM, Rahul Arora wrote: > Hi Alex, > > The platform which you are using for your performance testing is of how > many cores?? > > On Tue, Dec 9, 2014 at 10:45 PM, Alex Wang wrote: > >> Hey Rahul, >> >> The kerne

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Rahul Arora
Hi Alex, The platform which you are using for your performance testing is of how many cores?? On Tue, Dec 9, 2014 at 10:45 PM, Alex Wang wrote: > Hey Rahul, > > The kernel version should not make a difference, > > I'm curious, since ovs-2.3.0 is multithreaded, not sure how do you measure > the

Re: [ovs-discuss] LTS releases

2014-12-09 Thread Mark Haywood
On 12/8/14, 2:02 AM, Justin Pettit wrote: On Dec 7, 2014, at 5:44 PM, Mark Haywood wrote: The FAQ says that there are usually several long-term support releases a year. What determines when an LTS is released and when would there be another one taking the place of 2.3.0? The LTS releases hap

Re: [ovs-discuss] Management interface not accessible after reboot

2014-12-09 Thread Emil Flink
As others might have noticed by now my loopback interface was not correctly configured to come up automatically since in my auto directive I specify "lo0" but the interface is actually only named "lo". Missing the loopback interface lead to all kinds of "interesting" problems :) 2014-12-09 18:45 G

Re: [ovs-discuss] Question about recompile OVS

2014-12-09 Thread Ben Pfaff
On Wed, Dec 10, 2014 at 01:18:19AM +0800, Peizhen Guo wrote: > I added some source files in ovs which implemented some new > functions. When I’m trying to recompile the project, it always appears > to have the fault: undefined reference to ‘xxx’, and the fault happens > exactly where I invoke the n

Re: [ovs-discuss] Management interface not accessible after reboot

2014-12-09 Thread Gurucharan Shetty
On Mon, Dec 8, 2014 at 1:58 AM, Emil Flink wrote: > Hi, > > I'm doing some testing with Open vSwitch 2.3.0 on Debian 7 (stable) compiled > from source and have encountered a fairly weird error. I don't know if it is > a problem with Debian or Open vSwitch. > > The mgmt0 interface comes up fully co

[ovs-discuss] Question about recompile OVS

2014-12-09 Thread Peizhen Guo
Hi all, I added some source files in ovs which implemented some new functions. When I’m trying to recompile the project, it always appears to have the fault: undefined reference to ‘xxx’, and the fault happens exactly where I invoke the newly written xxx function. To clarify, I’ve already incl

[ovs-discuss] IP multicast

2014-12-09 Thread Dean Smolic
Hello, I am wondering whether the OVS supports IP mulicast? Thanks, /DEAN ___ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss

Re: [ovs-discuss] [ovs-dev] Support for MCAST_Snooping

2014-12-09 Thread Neethi Shashidhar
Hi, It is a openstack setup that we are using. To be more clear with the configuration: -> we have set *mcast_snooping_enable=true* on *br-int* of OVS on both the compute nodes. -> *mcast-snooping-flood=true *for *Patch-tun* port of br-int on both compute nodes ( so that the multi

Re: [ovs-discuss] [ovs-dev] Support for MCAST_Snooping

2014-12-09 Thread Aman Kumar
Hi all, Thanks again, because of your help it is working fine but i have a problem with 2 compute nodes(each one is having different OVS), below is the complete scenario. [image: Inline image 1] Here, when receiver VM1 sends IGMP v2 reports, it reaches to OVS2 also but only OVS1 is able to Snoops

Re: [ovs-discuss] Fwd: [floodlight-dev] Two mininet networks connected through gre tunnel.

2014-12-09 Thread Ryan Izard
Just wanted to follow up on this with our solution. The OpenFlow library soon to be backing Floodlight is OpenFlowJ-Loxigen. Using Loxigen ( https://github.com/floodlight/loxigen/wiki/OpenFlowJ-Loxi), we were able to (1) define the additional Nicira extension OXMs as OpenFlow input, (2) add the Mat

Re: [ovs-discuss] OVS 2.3 udp flood - vswitchd OOM

2014-12-09 Thread Adam Mazur
Hi Alex, I'm using xen 4.3, directly as-is from debian-wheezy distribution. Kernel 3.17.3. Thanks, Adam W dniu 05.12.2014 o 17:51, Alex Wang pisze: Hey Adam, Sorry for the delayed reply, I have digressed by some issue, Could I know the xen server version? I do not see any mem grow on kvm,

[ovs-discuss] Management interface not accessible after reboot

2014-12-09 Thread Emil Flink
Hi, I'm doing some testing with Open vSwitch 2.3.0 on Debian 7 (stable) compiled from source and have encountered a fairly weird error. I don't know if it is a problem with Debian or Open vSwitch. The mgmt0 interface comes up fully configured after reboot but is not accessible until I have "used"

Re: [ovs-discuss] OVS 2.3 udp flood - vswitchd OOM

2014-12-09 Thread Alex Wang
Hey Adam, I'll try xen 4.3, I tested on my xen6.2 build 70446 vm, did not see the memory util surge, Thanks, Alex Wang, On Mon, Dec 8, 2014 at 8:17 AM, Adam Mazur wrote: > Hi Alex, > > I'm using xen 4.3, directly as-is from debian-wheezy distribution. > Kernel 3.17.3. > > Thanks, > Adam > >

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Alex Wang
Hey Rahul, The kernel version should not make a difference, I'm curious, since ovs-2.3.0 is multithreaded, not sure how do you measure the cpu usage to be 100%? Also, could you post the full `mpstat -P ALL` output, so we can see the distribution of cpu usage, Thanks, Alex Wang, On Tue, Dec

Re: [ovs-discuss] OVS bad performance on lower packet size

2014-12-09 Thread Rahul Arora
Hi Alex, Thanks for your help. I am using the following command to test CPU usage. mpstat -P ALL 1 I was using 3.12 kernel version and you are using 3.13.0-30-generic version.Please let me know if this can be the issue?? On Sat, Dec 6, 2014 at 5:04 AM, Alex Wang wrote: > Hey Rahul, > > Cou